Change data handling file
Add model of an active record to access the database to the user table
Add a class to make the changes of user data. I alter the script activation.php with this class.
Add a class to work with cookies
add class to encrypt data
Add registration, authentication and AuthorizedUser classes.
Add my exceptions.
Add activation page
Change indents and include style
change the name of the dataHandling class
Add a method to validate the form of the DataHandling class.
Add a methods to validate email and login of the DataHandling class.
Add a methods to validate password of the DataHandling class.
Add a methods to password and repeated password of the DataHandling class.
Add a function to convert the date in the Unics format to MySQLformat
Change mail class.
Change some of the constants
Add java script code for the button 'forgot password'
Change database and database user names
Small change